TUTORIAL Introduction to Piezoelectric Sensors

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Why do we use piezo sensors?• Small size• Light weight• 2-wire operation(IEPE)• Wide dynamic range• Wide temperaturerange• Broad frequencyrange• Ultra low noise• Simple signalconditioning• Cost effective testimplementationDytran Instruments, Inc. 12
Common Uses for PiezoelectricSensors• Modal Analysis• Environmental StressScreening (ESS)• Health and UsageMonitoring Systems(HUMS)• Predictive /preventativemaintenance• Pyrotechnic events• Aircraft groundvibration test• Aircraft flight testDytran Instruments, Inc. 13
Page 1 and 2: Dytran Instruments, Inc. 1
Page 3 and 4: MH60 Blackhawk
Page 5 and 6: AS350
Page 7 and 8: AH-64
Page 9 and 10: Introduction to PiezoelectricSensor
Page 11: Stochastic Perturbation TheorySince
Page 15 and 16: Outline installation drawingDytran
Page 17 and 18: Dytran Instruments, Inc. 17
Page 19 and 20: Dynamic vs. Static MeasurementDynam
Page 21 and 22: What is a Piezoelectric Transducer?
Page 23 and 24: Piezoelectric Transducer• The act
Page 25 and 26: Voltage Mode Transducer• Can util
Page 27 and 28: Voltage Mode SetupDytran Instrument
Page 29 and 30: Typical IEPE System DesignDytran In
Page 31 and 32: IEPE Sensor Frequency Response• L
Page 33 and 34: Panel Meter ExamplesTrouble Shootin
Page 35 and 36: Charge Mode Transducers• Usually
Page 37 and 38: Frequency Response EffectsDytran In
Page 39 and 40: Dynamic Range• Select proper full
Page 41 and 42: Typical Multi-Channel Modal SetupDy
Page 43 and 44: General care continued• Do‒ If
Page 45: MEMS AccelerometersVariable Capacit

TUTORIAL Introduction to Piezoelectric Sensors

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